Garmin G3X Pilot's Manual page 278

Integrated Autopilot
Autopilot (AP) status is displayed on the far left of the G3X Autopilot Status Box.
Lateral modes are displayed in the center, and vertical modes are displayed on the
right. Armed modes are displayed in white and active in green.
Autopilot
Status
Active
260
Lateral Modes
Active
Autopilot Status Box
Autopilot Display (PFD)
Garmin G3X Pilot's Guide
Vertical Modes
Active Armed
Selected
Altitude
190-01115-00 Rev. G